Decision Support · Side-by-side

Checkmarx One Developer Assist vs Snyk DeepCode AI. Side by side.

Compare pricing, strengths, and use cases so it is easier to pick the right fit.

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Checkmarx One Developer Assist

Snyk DeepCode AI

Best overall

For most everyday developers, Snyk DeepCode AI is the better choice because it's easier to start with, offers free tiers, and provides accurate autofixes right in your workflow. Checkmarx One Developer Assist is a powerful enterprise-grade platform for large security teams that need deep, agentic scanning across the entire software supply chain, but it's overkill and too expensive for individuals or small teams.

Checkmarx One Developer Assist

Contact Sales #1875 of 3,826 Web

Snyk DeepCode AI

#877 of 3,826 Web

Scores at a glance

Checkmarx One Developer AssistSnyk DeepCode AIPractical Versatility

Onboarding Ease

Ecosystem Fit

Market Value

Choose Checkmarx One Developer Assist if

You're a security lead at a large company that needs to scan thousands of projects across multiple languages and frameworks
Your team writes infrastructure-as-code (Terraform, CloudFormation) and you want security scanning for that too
You need agentic AI that actively suggests fixes while you code in your IDE
You have a budget for enterprise security tools and a team to manage the setup

Choose Snyk DeepCode AI if

You're a solo developer or part of a small team and want free, fast vulnerability scanning
You want to connect your GitHub repo and get autofixes in seconds without reading a manual
You need risk-based prioritization to know which vulnerabilities to fix first
You're tired of false positives and want a tool that's been refined over 10 years

Key differences

Checkmarx is enterprise-only with hidden pricing; Snyk has a free tier and transparent plans
Checkmarx scans IaC templates; Snyk focuses on code and dependencies
Snyk's autofix is 85% accurate and works out of the box; Checkmarx's agentic AI requires more configuration
Checkmarx is used by 40% of Fortune 500; Snyk is more popular with startups and mid-market
Both lack mobile apps, so you can't use either on your phone
Checkmarx has a steeper learning curve; Snyk is beginner-friendly

Facts side by side

	Checkmarx One Developer Assist	Snyk DeepCode AI
Free plan
Mobile app
API access

Checkmarx One Developer Assist: strengths & weaknesses

Scans code, dependencies, and infrastructure-as-code in one platform
Agentic AI that can automatically find and fix security issues as you code
Used by 40% of the Fortune 500, so it's trusted at massive scale
High true-positive rate (11% better than average SAST tools)
No mobile app — you can't use it on your phone
Pricing is 'Contact Sales' only, so it's expensive and not transparent
Steep learning curve — you'll need training to use it well
Can be resource-intensive and slow on large projects

Snyk DeepCode AI: strengths & weaknesses

Free tier available — you can start without paying anything
85% accurate autofixes that save you time fixing vulnerabilities
Works with GitHub, GitLab, Bitbucket right out of the box
Context-aware risk scoring helps you focus on what matters most
No mobile app either — all work happens in your code editor or browser
Advanced features (like custom rules) are locked behind paid plans
False positives still happen, though less than many competitors

Common questions

Is Checkmarx One Developer Assist better than Snyk DeepCode AI for a solo developer?

No. Checkmarx is designed for large enterprise teams with dedicated security budgets. Snyk DeepCode AI is much better for solo developers because it has a free tier, easy GitHub integration, and autofixes that work immediately.

Can I use either tool on my phone?

No. Neither Checkmarx One Developer Assist nor Snyk DeepCode AI has a mobile app. Both are designed to be used in a desktop IDE (like VS Code) or through a web dashboard.

Which tool has better accuracy for finding security bugs?

Checkmarx claims an 11% higher true-positive rate than average SAST tools, but Snyk's DeepCode AI uses a hybrid AI model trained on millions of verified fixes. For most real-world use, both are accurate, but Snyk's autofixes are more practical.

Do I need to be a security expert to use these tools?

Snyk DeepCode AI is beginner-friendly — you can connect a repo and get results in minutes. Checkmarx One Developer Assist has a steeper learning curve and is better suited for teams with security experience.

Which tool is cheaper for a small team?

Snyk DeepCode AI is cheaper because it has a free tier and transparent pricing. Checkmarx requires you to contact sales, which usually means a high annual contract.

Snyk DeepCode AI wins for everyday developers with its free tier and easy autofixes; Checkmarx One Developer Assist is a powerful but expensive enterprise tool for large security teams.

If you're a regular developer or small team, start with Snyk DeepCode AI — it's free, easy, and gives you real autofixes. Only consider Checkmarx if you're in a large enterprise with a security team and budget to match.

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Detail pages: Checkmarx One Developer Assist · Snyk DeepCode AI

Checkmarx One Developer Assist

Snyk DeepCode AI

Free plan

Mobile app

API access